function checkSize() {
	maximize(window);
}

function maximize(wnd) {

	var scr_w = wnd.screen.availWidth;
	var scr_h = wnd.screen.availHeight;

	scr_w = 800;
	scr_h = 600;

	pref_w = 700;
	pref_h = 450;

	var real_w = (document.all) ? wnd.document.body.clientWidth : wnd.innerWidth;
	var real_h = (document.all) ? wnd.document.body.clientHeight : wnd.innerHeight;


	var pos_x = screen.availWidth / 2 - (scr_w / 2);
	var pos_y = screen.availHeight / 2 - (scr_h / 2);

//	if (real_w < (scr_w / 2) || real_h < (scr_h / 2) ) {
	if (real_w < pref_w || real_h < pref_h ) {
		// don't go below a certain size
		 wnd.moveTo(pos_x, pos_y);
		 wnd.resizeTo(scr_w, scr_h);
	}
	wnd.focus();
}